Two different flavours of complexity in financial data R.J. Buonocore, N. Musmeci, T. Aste and T. Di Matteo Eur. Phys. J. Special Topics, 225 17-18 (2016) 3105-3113 Published online: 22 December 2016 DOI: 10.1140/epjst/e2016-60125-2